Dan-Xia Xu

Andre Delage, Siegfried Janz, Pavel Cheben, 2004, Iberoamerican Meeting of Optics and the Latin American Meeting of Optics, Lasers and Their Applications.

Si/Si1-xGex waveguide components for WDM demultiplexing

Andre Delage, Siegfried Janz, Dan-Xia Xu, 1999, Photonics West.

Mirror cavity MMI-coupled photonic wire resonator in SOI

Siegfried Janz, Pavel Cheben, Dan-Xia Xu, 2007, Photonics North.

Arrays of SOI photonic wire biosensors for label-free molecular detection

Siegfried Janz, Pavel Cheben, André Delâge, 2010, OPTO.

Label-free biosensing using silicon planar waveguide technology

Siegfried Janz, Pavel Cheben, Edith Post, 2007, Photonics North.

Scattering loss measurement of SOI waveguides using 5X17 integrated optical star coupler

Dan-Xia Xu, P. Waldron, S. Janz, 2007, SPIE OPTO.

Silicon subwavelength structures for communications and sensing (Conference Presentation)

Jens H. Schmid, Pavel Cheben, Dan-Xia Xu, 2017, Microtechnologies.

Machine-learning dimensionality reduction for multi-objective design of photonic devices

Siegfried Janz, Jens H. Schmid, Pavel Cheben, 2021 .

Design of fully apodized and perfectly vertical surface grating couplers using machine learning optimization

Siegfried Janz, Jens H. Schmid, Pavel Cheben, 2021, OPTO.

Subwavelength-grating metamaterial integrated devices for the near- and mid-infrared wavelengths

Jens H. Schmid, Pavel Cheben, Dan-Xia Xu, 2021, OPTO.

Wavelength-Dependent Model of a Ring Resonator Sensor Excited by a Directional Coupler

Dan-Xia Xu, P. Waldron, S. Janz, 2009, Journal of Lightwave Technology.

Subwavelength grating periodic structures in silicon-on-insulator: a new type of microphotonic waveguide.

Siegfried Janz, Pavel Cheben, André Delâge, 2010, Optics express.

Spiral Cavity Si Wire Resonators as Label-free Biosensors

Siegfried Janz, Jens H. Schmid, Pavel Cheben, 2009 .

Detection of volatile organic compounds with functionalized long-period gratings and micro-ring resonators

Dan-Xia Xu, Hans-Peter Loock, Jack A. Barnes, 2011, 2011 ICO International Conference on Information Photonics.

Polarization management for silicon photonic integrated circuits

Dan-Xia Xu, Sailing He, Shiming Gao, 2013 .

Ultra‐broadband nanophotonic beamsplitter using an anisotropic sub‐wavelength metamaterial

Jens H. Schmid, Pavel Cheben, Dan-Xia Xu, 2016 .

Ultracompact polarization converter with a dual subwavelength trench built in a silicon-on-insulator waveguide.

Siegfried Janz, Pavel Cheben, Dan-Xia Xu, 2012, Optics letters.

Fabrication of out-of-plane micromirrors in silicon-on-insulator planar waveguides

Siegfried Janz, Boris Lamontagne, Pavel Cheben, 2006 .

High bandwidth SOI photonic wire ring resonators using MMI couplers.

Siegfried Janz, Boris Lamontagne, Pavel Cheben, 2007, Optics express.

Broadband polarization independent nanophotonic coupler for silicon waveguides with ultra-high efficiency.

Siegfried Janz, Pavel Cheben, Dan-Xia Xu, 2015, Optics express.

Passive broadband silicon-on-insulator polarization splitter.

Siegfried Janz, Pavel Cheben, Philip Waldron, 2007, Optics letters.

Subwavelength grating crossings for silicon wire waveguides.

Siegfried Janz, Pavel Cheben, André Delâge, 2010, Optics express.

Archimedean spiral cavity ring resonators in silicon as ultra-compact optical comb filters.

Siegfried Janz, Pavel Cheben, André Delâge, 2010, Optics express.

Silicon waveguide modulator based on carrier depletion in periodically interleaved PN junctions.

Siegfried Janz, Pavel Cheben, Dan-Xia Xu, 2009, Optics express.

An ultra‐compact multimode interference coupler with a subwavelength grating slot

Siegfried Janz, Jens H. Schmid, Pavel Cheben, 2013 .

Fiber-chip edge coupler with large mode size for silicon photonic wire waveguides.

Siegfried Janz, Pavel Cheben, Dan-Xia Xu, 2016, Optics express.

Silicon-based Integrated Optics: Waveguide Technology to Microphotonics

Siegfried Janz, Boris Lamontagne, Pavel Cheben, 2004 .

Development of a Fourier-transform waveguide spectrometer for space applications

Siegfried Janz, Boris Lamontagne, Pavel Cheben, 2012 .

Fabrication tolerant and broadband polarization splitter and rotator based on a taper-etched directional coupler.

Siegfried Janz, Pavel Cheben, Dan-Xia Xu, 2014, Optics express.

Demonstration of a curved sidewall grating demultiplexer on silicon.

Siegfried Janz, Pavel Cheben, André Delâge, 2012, Optics express.

Polarization Control in Silicon Photonic Waveguide Components Using Cladding Stress Engineering

Dan-Xia Xu, Danxia Xu, 2011 .

High-resolution Fourier-transform spectrometer chip with microphotonic silicon spiral waveguides.

Siegfried Janz, Pavel Cheben, André Delâge, 2013, Optics letters.

Control and compensation of birefringence in SOI waveguides

Siegfried Janz, Dan Dalacu, Pavel Cheben, 2003, The 16th Annual Meeting of the IEEE Lasers and Electro-Optics Society, 2003. LEOS 2003..

Tilted fiber Bragg grating sensor interrogation system using a high-resolution silicon-on-insulator arrayed waveguide grating.

Siegfried Janz, Boris Lamontagne, Pavel Cheben, 2008, Optics letters.

Robust Silicon Waveguide Polarization Rotator With an Amorphous Silicon Overlayer

Siegfried Janz, Jens H. Schmid, Pavel Cheben, 2014, IEEE Photonics Journal.

Multiaperture planar waveguide spectrometer formed by arrayed Mach-Zehnder interferometers.

Siegfried Janz, Pavel Cheben, Dan-Xia Xu, 2007, Optics express.

Waveguide sub‐wavelength structures: a review of principles and applications

Siegfried Janz, Jens H. Schmid, Pavel Cheben, 2015 .

A Design Procedure for High-Performance, Rib-Waveguide-Based Multimode Interference Couplers in Silicon-on-Insulator

Dan-Xia Xu, I. Molina-Fernandez, S. Janz, 2008, Journal of Lightwave Technology.

Sub-wavelength grating mode transformers in silicon slab waveguides.

Siegfried Janz, Pavel Cheben, André Delâge, 2009, Optics express.

Subwavelength index engineered surface grating coupler with sub-decibel efficiency for 220-nm silicon-on-insulator waveguides.

Siegfried Janz, Boris Lamontagne, Pavel Cheben, 2015, Optics express.

Waveguide grating coupler with subwavelength microstructures.

Siegfried Janz, Pavel Cheben, Dan-Xia Xu, 2009, Optics letters.

Demultiplexer with blazed waveguide sidewall grating and sub-wavelength grating structure

Siegfried Janz, Jens H. Schmid, Pavel Cheben, 2008 .

Continuously apodized fiber-to-chip surface grating coupler with refractive index engineered subwavelength structure.

Siegfried Janz, Jens H. Schmid, Pavel Cheben, 2010, Optics letters.

High‐efficiency single etch step apodized surface grating coupler using subwavelength structure

Siegfried Janz, Jens H. Schmid, Pavel Cheben, 2014 .

Optical fiber interferometer array for scanless Fourier-transform spectroscopy.

Siegfried Janz, Pavel Cheben, André Delâge, 2013, Optics letters.

High-directionality fiber-chip grating coupler with interleaved trenches and subwavelength index-matching structure.

Siegfried Janz, Pavel Cheben, Dan-Xia Xu, 2015, Optics letters.

Subwavelength grating Fourier‐transform interferometer array in silicon‐on‐insulator

Siegfried Janz, Jens H. Schmid, Pavel Cheben, 2013 .

Compact High-Performance Multimode Interference Couplers in Silicon-on-Insulator

Dan-Xia Xu, S. Janz, R. Halir, 2009, IEEE Photonics Technology Letters.

Waveguide subwavelength structures : a review of principles and applications

Siegfried Janz, Jens H. Schmid, Pavel Cheben, 2014 .

High Extinction Ratio and Broadband Silicon TE-Pass Polarizer Using Subwavelength Grating Index Engineering

Jens H. Schmid, Pavel Cheben, Dan-Xia Xu, 2015, IEEE Photonics Journal.

Refractive index engineering with subwavelength gratings for efficient microphotonic couplers and planar waveguide multiplexers.

Siegfried Janz, Boris Lamontagne, Pavel Cheben, 2010, Optics letters.

Wavelength-dispersive device based on a Fourier-transform Michelson-type arrayed waveguide grating.

Ian Powell, Siegfried Janz, Pavel Cheben, 2005, Optics letters.

Detection of lead contamination of water and VOC contamination of air using SOI micro-optical devices

Andre Delage, Siegfried Janz, Pavel Cheben, 2010, 7th IEEE International Conference on Group IV Photonics.

Optical properties of pseudomorphic Si/sub 1-x/Ge/sub x/ for Si-based waveguides at the /spl lambda/=1300-nm and 1550-nm telecommunications wavelength bands

Andre Delage, Siegfried Janz, Dan-Xia Xu, 1998 .

Temperature dependence mitigation in stationary Fourier-transform on-chip spectrometers.

Siegfried Janz, Pavel Cheben, Dan-Xia Xu, 2017, Optics letters.

Group-index birefringence and loss measurements in silicon-on-insulator photonic wire waveguides

Siegfried Janz, Boris Lamontagne, Pavel Cheben, 2007 .

Empirical model for the temperature dependence of silicon refractive index from O to C band based on waveguide measurements.

Siegfried Janz, Jens H. Schmid, Pavel Cheben, 2019, Optics express.

Silicon Photonic Integration Platform—Have We Found the Sweet Spot?

Jens H. Schmid, Dan-Xia Xu, David J. Thomson, 2014, IEEE Journal of Selected Topics in Quantum Electronics.

Silicon Photonic Arrayed Waveguide Grating Devices and Sub-Wavelength Structures

Dan-Xia Xu, P. Waldron, S. Janz, 2007, 2007 9th International Conference on Transparent Optical Networks.

Evanescent field waveguide sensing with subwavelength grating structures in silicon-on-insulator.

Pavel Cheben, Dan-Xia Xu, Robert Halir, 2014, Optics letters.

Single-etch subwavelength engineered fiber-chip grating couplers for 1.3 µm datacom wavelength band.

Siegfried Janz, Jens H. Schmid, Pavel Cheben, 2016, Optics express.

Packaging and precision testing of fiber-Bragg-grating and silicon ring-resonator thermometers: current status and challenges

Siegfried Janz, Dan-Xia Xu, Martin Vachon, 2020, Measurement Science and Technology.

Compact and low power thermo-optic switch using folded silicon waveguides.

Siegfried Janz, Pavel Cheben, André Delâge, 2009, Optics express.

Polarization splitter and rotator with subwavelength grating for enhanced fabrication tolerance.

Pavel Cheben, Dan-Xia Xu, Yule Xiong, 2014, Optics letters.

Si/Si1−xGex photodetectors using three-dimensional growth modes to enhance photoresponse at λ=1550 nm

Siegfried Janz, Dan-Xia Xu, M. Pearson, 2000 .

Recent Advances in Silicon Waveguide Devices Using Sub-Wavelength Gratings

Siegfried Janz, Jens H. Schmid, Dan-Xia Xu, 2014, IEEE Journal of Selected Topics in Quantum Electronics.